Home / 35,984.23-49,664.25-20,889.43

Finding the Fourth Proportional to 35,984.23, 49,664.25 and 20,889.43

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Solution

The fourth proportional to 35,984.23, 49,664.25 and 20,889.43 is: 28,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,984.23 : 49,664.25 = 20,889.43 : x
  2. Step 2: Convert to fraction form
    35,984.23/49,664.25 = 20,889.43/x
  3. Step 3: Cross multiply
    35,984.23x = 49,664.25 × 20,889.43
  4. Step 4: Simplify right side
    35,984.23x = 1,037,457,873.88
  5. Step 5: Solve for x
    x = 1,037,457,873.88/35,984.23
  6. Step 6: Final answer
    x = 28,830.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.